government. overnight, they hacked the federal sentencing commission's web site, posting a video and a letter threatening "chaos" if their demands aren't met. for at least the last two hours, the site has been totally shut down. nick valencia tells us more about this. first of all, do we have any idea when the ussc.gov page might be up and working? >> we reached out to the department of justice. our washington, d.c., bureau tried to get in touch with the doj but has not been successful. the site's been down a little after midnight when anonymous said they hacked in. as a bicycle move, they feel -- as a symbolic move, they feel that hackers are victims of draconian charges by -- trumped up charges by the department of justice. >> what do they want? what do they hope to accomplish besides getting attention? >> we're trying to figure out if this is more than a high-profile prank, tom foolery, how dangerous the threat is. in the statement they mention aaron schwartz, 26 years old. two weeks ago he co